Wild Bramble 20" X 12" Midcentury Modern Cacti Cotton Canvas Zippered Pillow Cases Cushion Covers The material of this pillowcase is top quality COTTON CANVAS, which is durable and environmentally friendly. Pillowcase size:12 inch * 20 inch (30cm * 50cm), Fits most standard and queen size pillows. This cushion cover has an invisible zipper, and it is washable. Print on one side. Package: one pillow case, pillow fillings are not included.